/* ═══════════════════════════════════════════════════════════
   Caula & Asociados – Estudio Contable
   Hoja de estilos principal
   ═══════════════════════════════════════════════════════════ */

/* ─── VARIABLES ─── */
:root {
  --rojo:          #8B1515;
  --rojo-claro:    #b02020;
  --negro:         #0d0d0d;
  --gris-oscuro:   #1e1e1e;
  --gris-medio:    #f5f5f5;
  --gris-borde:    #e0e0e0;
  --blanco:        #ffffff;
  --texto:         #333333;
  --texto-suave:   #777777;
  --sombra:        0 8px 32px rgba(0,0,0,0.10);
  --sombra-hover:  0 20px 48px rgba(0,0,0,0.15);
  --radius:        2px;
  --transicion:    0.3s ease;
  --max-w:         1140px;
}

/* ─── RESET ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Montserrat', sans-serif;
  color: var(--texto);
  background: var(--blanco);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ─── UTILIDADES ─── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ═══════════════════════════════════════════════════════════
   NAVBAR
   ═══════════════════════════════════════════════════════════ */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: 72px;
  background: rgba(13,13,13,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(139,21,21,0.25);
  transition: box-shadow var(--transicion);
}
#navbar.scrolled {
  box-shadow: 0 4px 24px rgba(0,0,0,0.4);
}

.nav-container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Brand */
.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.nav-logo-svg { width: 38px; height: 28px; flex-shrink: 0; }
.nav-brand-text { display: flex; flex-direction: column; }
.nav-brand-name {
  font-family: 'Cormorant Garamond', serif;
  font-size: 15px;
  font-weight: 600;
  color: var(--blanco);
  letter-spacing: 2px;
  text-transform: uppercase;
  line-height: 1;
}
.nav-brand-sub {
  font-size: 8px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--rojo-claro);
  margin-top: 4px;
}

/* Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-link {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  transition: color var(--transicion);
  position: relative;
  padding-bottom: 2px;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1px;
  background: var(--rojo-claro);
  transition: width var(--transicion);
}
.nav-link:hover { color: var(--blanco); }
.nav-link:hover::after { width: 100%; }
.nav-link.active { color: var(--blanco); }
.nav-link.active::after { width: 100%; }

.nav-cta {
  background: var(--rojo) !important;
  color: var(--blanco) !important;
  padding: 10px 22px;
  border-radius: var(--radius);
  letter-spacing: 1.5px !important;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--rojo-claro) !important; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--blanco);
  transition: transform 0.3s, opacity 0.3s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ═══════════════════════════════════════════════════════════
   BOTONES
   ═══════════════════════════════════════════════════════════ */
.btn {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 14px 36px;
  border-radius: var(--radius);
  transition: background var(--transicion), transform var(--transicion), color var(--transicion), border-color var(--transicion);
  text-decoration: none;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--rojo);
  color: var(--blanco);
}
.btn-primary:hover { background: var(--rojo-claro); }
.btn-outline {
  border: 1px solid rgba(255,255,255,0.35);
  color: rgba(255,255,255,0.85);
}
.btn-outline:hover { border-color: var(--rojo-claro); color: var(--rojo-claro); }

/* ═══════════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════════ */
.hero {
  min-height: 100vh;
  background: var(--negro);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  padding: 120px 24px 100px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 50% 65%, rgba(139,21,21,0.12) 0%, transparent 70%),
    radial-gradient(ellipse 40% 30% at 15% 15%, rgba(139,21,21,0.06) 0%, transparent 60%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
  animation: fadeInUp 0.9s ease both;
}

.hero-logo-svg {
  width: 140px;
  height: auto;
  margin: 0 auto 32px;
}
.hero-divider {
  width: 60px; height: 2px;
  background: var(--rojo);
  margin: 0 auto 28px;
}
.hero-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(40px, 7vw, 76px);
  font-weight: 300;
  color: var(--blanco);
  letter-spacing: 6px;
  text-transform: uppercase;
  line-height: 1.08;
  margin-bottom: 10px;
}
.hero-title strong { font-weight: 700; color: var(--rojo-claro); }
.hero-subtitle {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-bottom: 32px;
}
.hero-tagline {
  font-size: 14px;
  font-weight: 300;
  color: rgba(255,255,255,0.68);
  line-height: 1.85;
  max-width: 540px;
  margin: 0 auto 48px;
}
.hero-tagline em { color: rgba(255,255,255,0.4); font-style: normal; }
.hero-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Stats */
.hero-stats {
  display: flex;
  gap: 56px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.stat-item { text-align: center; }
.stat-num {
  display: block;
  font-family: 'Cormorant Garamond', serif;
  font-size: 44px;
  font-weight: 600;
  color: var(--rojo-claro);
  line-height: 1;
}
.stat-label {
  display: block;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.38);
  margin-top: 6px;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 90px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.25);
  z-index: 2;
}
.scroll-indicator span {
  font-size: 8px;
  letter-spacing: 4px;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px; height: 42px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.3), transparent);
  animation: scrollPulse 1.8s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%   { opacity: 1; transform: scaleY(1); }
  50%  { opacity: 0.4; transform: scaleY(0.6); }
  100% { opacity: 1; transform: scaleY(1); }
}

/* Wave bottom */
.hero-wave {
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 70px;
  background: var(--blanco);
  clip-path: ellipse(55% 100% at 50% 100%);
}

/* ═══════════════════════════════════════════════════════════
   SECTION HEADER (compartido)
   ═══════════════════════════════════════════════════════════ */
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
  display: inline-block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--rojo);
  margin-bottom: 12px;
}
.section-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 600;
  color: var(--gris-oscuro);
  letter-spacing: 2px;
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-line {
  width: 50px; height: 2px;
  background: var(--rojo);
  margin: 0 auto 20px;
}
.section-desc {
  font-size: 14px;
  font-weight: 300;
  color: var(--texto-suave);
  line-height: 1.85;
  max-width: 540px;
  margin: 0 auto;
}

/* ═══════════════════════════════════════════════════════════
   SERVICIOS
   ═══════════════════════════════════════════════════════════ */
.section-servicios {
  padding: 110px 24px;
  background: var(--blanco);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2px;
  max-width: var(--max-w);
  margin: 0 auto;
  background: var(--gris-borde);
  border: 1px solid var(--gris-borde);
}
.service-card {
  background: var(--blanco);
  padding: 48px 40px;
  position: relative;
  overflow: hidden;
  transition: background var(--transicion);
}
.service-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 3px;
  background: var(--rojo);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transicion);
}
.service-card:hover { background: #fafafa; }
.service-card:hover::after { transform: scaleX(1); }

.service-num {
  display: block;
  font-family: 'Cormorant Garamond', serif;
  font-size: 11px;
  font-weight: 700;
  color: var(--rojo);
  letter-spacing: 3px;
  margin-bottom: 16px;
}
.service-icon {
  width: 44px; height: 44px;
  color: var(--rojo);
  margin-bottom: 20px;
}
.service-name {
  font-family: 'Cormorant Garamond', serif;
  font-size: 22px;
  font-weight: 600;
  color: var(--gris-oscuro);
  margin-bottom: 12px;
  line-height: 1.25;
}
.service-desc {
  font-size: 13px;
  font-weight: 300;
  color: var(--texto-suave);
  line-height: 1.75;
}

/* ═══════════════════════════════════════════════════════════
   BANDA OSCURA
   ═══════════════════════════════════════════════════════════ */
.dark-band {
  background: var(--gris-oscuro);
  padding: 80px 24px;
  text-align: center;
}
.dark-band-quote {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(20px, 3vw, 32px);
  font-weight: 300;
  font-style: normal;
  color: rgba(255,255,255,0.82);
  line-height: 1.55;
  max-width: 760px;
  margin: 0 auto 32px;
}
.dark-band-quote strong { color: var(--rojo-claro); font-weight: 600; }

/* ═══════════════════════════════════════════════════════════
   BLOG
   ═══════════════════════════════════════════════════════════ */
.section-blog {
  padding: 110px 24px;
  background: var(--gris-medio);
}
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.blog-card {
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  overflow: hidden;
  transition: transform var(--transicion), box-shadow var(--transicion);
}
.blog-card:hover { transform: translateY(-6px); box-shadow: var(--sombra-hover); }

.blog-img {
  width: 100%;
  height: 200px;
  background-size: cover;
  background-position: center;
}
.blog-img-1 { background-color: #1a1a2e; background-image: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%); }
.blog-img-2 { background-color: #1e0a0a; background-image: linear-gradient(135deg, #1e0a0a 0%, #3a0a0a 100%); }
.blog-img-3 { background-color: #0a1a0a; background-image: linear-gradient(135deg, #0a1a0a 0%, #0d2b0d 100%); }

.blog-body { padding: 28px 32px 24px; }
.blog-tag {
  display: inline-block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--rojo);
  margin-bottom: 10px;
}
.blog-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 21px;
  font-weight: 600;
  color: var(--gris-oscuro);
  margin-bottom: 12px;
  line-height: 1.3;
}
.blog-excerpt {
  font-size: 12.5px;
  font-weight: 300;
  color: #888;
  line-height: 1.75;
  margin-bottom: 20px;
}
.blog-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--gris-borde);
}
.blog-date { font-size: 11px; color: #aaa; font-weight: 300; }
.blog-link {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--rojo);
  text-transform: uppercase;
  transition: color var(--transicion);
}
.blog-link:hover { color: var(--rojo-claro); }

/* ═══════════════════════════════════════════════════════════
   CONTACTO
   ═══════════════════════════════════════════════════════════ */
.section-contacto {
  padding: 110px 24px;
  background: var(--blanco);
}
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 80px;
  max-width: var(--max-w);
  margin: 0 auto;
  align-items: start;
}

/* Info */
.contact-info h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 28px;
  font-weight: 600;
  color: var(--gris-oscuro);
  margin-bottom: 8px;
}
.contact-info > p {
  font-size: 13px;
  font-weight: 300;
  color: #888;
  line-height: 1.75;
  margin-bottom: 36px;
}
.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 28px;
}
.contact-icon {
  width: 42px; height: 42px;
  background: var(--gris-medio);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--rojo);
}
.contact-icon svg { width: 18px; height: 18px; }
.contact-detail { flex: 1; }
.contact-label {
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: #aaa;
  margin-bottom: 4px;
}
.contact-value {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--gris-oscuro);
  line-height: 1.5;
}
.contact-link { transition: color var(--transicion); }
.contact-link:hover { color: var(--rojo); }

/* Redes sociales */
.social-row {
  display: flex;
  gap: 10px;
  margin-top: 36px;
}
.social-btn {
  width: 40px; height: 40px;
  background: var(--gris-medio);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #888;
  transition: background var(--transicion), color var(--transicion), transform var(--transicion);
}
.social-btn svg { width: 17px; height: 17px; }
.social-btn:hover { background: var(--rojo); color: var(--blanco); transform: translateY(-3px); }

/* Mapa */
.map-container {
  margin-top: 32px;
  border: 1px solid var(--gris-borde);
  border-radius: var(--radius);
  overflow: hidden;
}
.map-container iframe { display: block; }

/* Formulario */
.contact-form { }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 0;
}
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: #aaa;
  margin-bottom: 8px;
}
.req { color: var(--rojo); }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid var(--gris-borde);
  border-radius: var(--radius);
  font-family: 'Montserrat', sans-serif;
  font-size: 13px;
  font-weight: 300;
  color: var(--gris-oscuro);
  background: var(--blanco);
  outline: none;
  transition: border-color var(--transicion), box-shadow var(--transicion);
  appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--rojo);
  box-shadow: 0 0 0 3px rgba(139,21,21,0.08);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23aaa' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}

.btn-submit {
  width: 100%;
  padding: 16px;
  background: var(--rojo);
  color: var(--blanco);
  border: none;
  border-radius: var(--radius);
  font-family: 'Montserrat', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--transicion), transform var(--transicion);
  position: relative;
  overflow: hidden;
}
.btn-submit:hover:not(:disabled) { background: var(--rojo-claro); transform: translateY(-2px); }
.btn-submit:disabled { opacity: 0.7; cursor: not-allowed; }

.btn-submit-loading { display: none; }
.btn-submit.loading .btn-submit-text   { display: none; }
.btn-submit.loading .btn-submit-loading { display: inline; }

.form-success,
.form-error { margin-top: 16px; font-size: 13px; font-weight: 400; display: none; padding: 14px 18px; border-radius: var(--radius); }
.form-success { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }
.form-error   { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.form-success.show,
.form-error.show { display: block; }

/* ═══════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════ */
footer {
  background: var(--negro);
  padding: 64px 24px 32px;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  max-width: var(--max-w);
  margin: 0 auto;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.footer-nav-brand { margin-bottom: 20px; }
.footer-brand-desc {
  font-size: 12px;
  font-weight: 300;
  color: rgba(255,255,255,0.38);
  line-height: 1.75;
  max-width: 300px;
}
.footer-col h4 {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-bottom: 20px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a,
.footer-col ul li span {
  font-size: 12px;
  font-weight: 300;
  color: rgba(255,255,255,0.4);
  transition: color var(--transicion);
}
.footer-col ul li a:hover { color: var(--rojo-claro); }

.footer-bottom {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { font-size: 11px; font-weight: 300; color: rgba(255,255,255,0.22); }
.footer-bottom a { color: var(--rojo-claro); transition: color var(--transicion); }
.footer-bottom a:hover { color: #cc3030; }

/* ═══════════════════════════════════════════════════════════
   BOTÓN FLOTANTE WHATSAPP
   ═══════════════════════════════════════════════════════════ */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 900;
  width: 56px; height: 56px;
  background: #25D366;
  color: var(--blanco);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(37,211,102,0.4);
  transition: transform var(--transicion), box-shadow var(--transicion);
}
.whatsapp-float svg { width: 28px; height: 28px; }
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 10px 28px rgba(37,211,102,0.5); }

.whatsapp-tooltip {
  position: absolute;
  right: 66px;
  background: var(--gris-oscuro);
  color: var(--blanco);
  font-size: 11px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(6px);
  transition: opacity 0.25s, transform 0.25s;
  pointer-events: none;
}
.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  top: 50%; right: -5px;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: var(--gris-oscuro);
  border-right: none;
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; transform: translateX(0); }

/* ═══════════════════════════════════════════════════════════
   SCROLL TO TOP
   ═══════════════════════════════════════════════════════════ */
.scroll-top {
  position: fixed;
  bottom: 28px;
  left: 28px;
  z-index: 900;
  width: 44px; height: 44px;
  background: rgba(30,30,30,0.85);
  color: var(--blanco);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transicion), transform var(--transicion);
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
}
.scroll-top svg { width: 18px; height: 18px; }
.scroll-top.visible { opacity: 1; pointer-events: auto; }
.scroll-top:hover { transform: translateY(-3px); }

/* ═══════════════════════════════════════════════════════════
   ANIMACIONES SCROLL
   ═══════════════════════════════════════════════════════════ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE — TABLET
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 960px) {
  .contact-wrapper { grid-template-columns: 1fr; gap: 48px; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE — MOBILE
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 680px) {

  /* Navbar */
  .hamburger { display: flex; }
  .nav-links {
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: rgba(13,13,13,0.98);
    flex-direction: column;
    gap: 0;
    padding: 8px 0 24px;
    transform: translateY(-110%);
    opacity: 0;
    transition: transform 0.35s ease, opacity 0.35s ease;
    border-bottom: 1px solid rgba(139,21,21,0.25);
  }
  .nav-links.open { transform: translateY(0); opacity: 1; }
  .nav-links li { width: 100%; }
  .nav-link {
    display: block;
    padding: 14px 24px;
    font-size: 12px;
    letter-spacing: 3px;
  }
  .nav-link::after { display: none; }
  .nav-cta {
    margin: 8px 24px 0;
    text-align: center;
    border-radius: var(--radius);
  }

  /* Hero */
  .hero-stats { gap: 32px; }
  .hero-btns { flex-direction: column; align-items: center; }
  .hero-logo-svg { width: 100px; }
  .scroll-indicator { display: none; }

  /* Services */
  .services-grid { grid-template-columns: 1fr; gap: 1px; }
  .service-card { padding: 36px 28px; }

  /* Blog */
  .blog-grid { grid-template-columns: 1fr; }

  /* Contact */
  .form-row { grid-template-columns: 1fr; }

  /* Footer */
  .footer-top { grid-template-columns: 1fr; gap: 36px; }
  .footer-bottom { flex-direction: column; text-align: center; gap: 8px; }

  /* Botones flotantes */
  .scroll-top { left: 16px; bottom: 100px; }
  .whatsapp-float { right: 16px; bottom: 16px; }
}